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→Interior and exterior of a circle
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====== [[Congruent circles|Congruent circles]] ======
====== [[Congruent circles|Congruent circles]] ======
+
+====== [[Equal parts in a circle]] ======
==== Concept #2 Terms associated with circles ====
==== Concept #2 Terms associated with circles ====
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====== [[Interior and exterior of a circle|Interior and exterior of a circle]] ======
====== [[Interior and exterior of a circle|Interior and exterior of a circle]] ======
−Basic elements of a circle
+====== [[Basic elements of a circle]] ======
====== [[Chord of a circle|Chord of a circle]] ======
====== [[Chord of a circle|Chord of a circle]] ======
−====== [[Arc of a circle|Arc of a circle]] ======
+====== [[Arc of a circle|Arc of a circle]] ======
+The part of the circumference within the two points in either directions are called its arcs.
====== [[Sector of a circle|Sector of a circle]] ======
====== [[Sector of a circle|Sector of a circle]] ======
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==== Concept #3: Circles and Lines ====
==== Concept #3: Circles and Lines ====
−====== Introduction to chords ======
+====== [[Introduction to chords]] ======
====== [[Secant and tangent of a circle]] ======
====== [[Secant and tangent of a circle]] ======